Added error handling

.eslintrc

@@ -58,6 +58,7 @@
     "SLACK_REDIRECT_URI": true,
     "DEPLOYMENT": true,
     "BASE_URL": true,
-    "afterAll": true
+    "afterAll": true,
+    "Bugsnag": true
   }
 }

flow-typed/globals.js

@@ -4,3 +4,4 @@ declare var SLACK_REDIRECT_URI: string;
 declare var SLACK_KEY: string;
 declare var BASE_URL: string;
 declare var DEPLOYMENT: string;
+declare var Bugsnag: any;

frontend/stores/CollectionsStore.js

@@ -63,7 +63,8 @@ class CollectionsStore {
           this.add(collection);
         });
       } catch (e) {
-        // No-op
+        Bugsnag.notify(e);
+        this.errors.add('Something went wrong');
       }
     }